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Old 02-23-16, 05:59 PM   #1856
DonT
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Join Date: Feb 2016
Location: Northwood, Iowa
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Quote:
Originally Posted by SDMCF View Post
Is that normal in your area? It seems very deep to me. Folks in my area seem to think it is counter-productive to go too deep. I believe the thinking is that the ground temperature lower down won't "recharge" so well during the summer. Around here 1.5 to 2m is common.
the frost line as required by MN state is 42 inches. last year we a lot of frozen waterlines that are down about 5 to 6 feet, so I think deeper is better
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